P. Kundur, "Power system stability and control", McGraw-Hill, 1994.
 N. G. Hingorani and L. Gyugyi, "Understanding FACTS: concepts and
technology of flexible AC transmission systems", IEEE Press, New York,
 L. Gyugyi, C. D. Schauder and K. K. Sen , "Static synchronous series
compensator: a solid-state approach to the series compensation of
transmission lines," IEEE Transactions on Power Delivery, vol. 12, no.
1, pp. 406-17, Jan. 1997.
 H. F. Wang, "Static synchronous series compensator to damp power
system oscillations," Electric Power Systems Research, vol. 54, pp. 113-
 K R Padiyar and K Uma Rao, "Discrete control of series compensation
for stability improvement in power systems," Electrical Power & Energy
Systems, vol. 19, no. 5, pp. 311-319, 1997.
 R. Mihalic and I. Papic, "Static synchronous series compensatorÔÇöa
mean for dynamic power flow control in electric power systems,"
Electric Power Systems Research, vol. 45, pp. 65-72, 1998.
 D. Menniti, A. Pinnarelli, N. Scordino and N. Sorrentino, "Using a
FACTS device controlled by a decentralised control law to damp the
transient frequency deviation in a deregulated electric power system,"
Electric Power Systems Research, vol. 72 pp. 289-298, 2004.
 I. Ngamroo, J. Tippayachai and S. Dechanupaprittha, "Robust
decentralised frequency stabilisers design of static synchronous series
compensators by taking system uncertainties into consideration,"
Electrical Power and Energy Systems vol. 28, pp. 513-524, 2006.
 F. A. R. Al Jowder and B. T. Ooi, "Series Compensation of Radial
Power System by a Combination of SSSC and Dielectric Capacitors,"
IEEE Transactions on Power Delivery, vol. 20, no. 1, pp.,pp458-465,
 F. A. R. Al Jowder, "Influence of Mode of Operation of the SSSC on the
Small Disturbance and Transient Stability of a Radial Power System,"
IEEE Transactions onPower Systems, vol. 20, no. 2, pp935-942, May
 M.S. Castro, H.M. Ayres, V.F. da Costa and L.C.P. da Silva, "Impacts of
the SSSC control modes on small-signal transient stability of a power
system," Electric Power Systems Research, vol. 77, pp. 1-9, 2007.
 Y.L.Abdel-Magid and M.A.Abido, "Robust coordinated design of
excitation and TCSC-based stabilizers using genetic algorithms,
International Journal of Electrical Power & Energy Systems, vol. 69, no.
2-3, pp. 129-141. 2004.
 J.Kennedy and R.C.Eberhart, "Particle swarm optimization", Proc. IEEE
Int'l. Conf. on Neural Networks, IV, 1942-1948. Piscataway, NJ, IEEE
Service Center, 1995.
 PSO Tutorial, http://www.swarmintelligence.org/tutorials.php
 SimPowerSystems 4.3 User-s Guide,
 J.Kennedy and R.Eberhart, Swarm intelligence, Academic press, 1 st ed.
San Diego, CA., 2001.
 Z.L.Gaing, "A particle swarm optimization approach for optimum design
of PID controller in AVR system", IEEE Transaction on Energy
Conversions, vol. 9, no. 2, pp. 384-391, 2004.
 B.Birge, "Particle swarm optimization toolbox",